The Comparative Analysis :
BMW 320i Convertible (10 - 14) vs. BMW 420d Convertible Steptronic (17 - ..)
€ 41,500
€ 53,900
€ 41,500
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 53,900
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The dimensions of these vehicles differ a little. Both cars are the same height, but the 320i Cabrio is an inch shorter and 1.7 inches narrower.
320i Cabrio
420d Cabrio
54.5
70.2
78.1
54.5
71.9
79.4
70.2 in
Width
71.9 in
78.1 in
Width Incl. Mirrors
79.4 in
54.5 in
Height
54.5 in
108.7
181.6
110.6
182.6
181.6 in
Length
182.6 in
108.7 in
Wheelbase
110.6 in
Vehicle Weight
320i Cabrio
420d Cabrio
3682 lb
Curb Weight
4057 lb
4464 lb
Gross Vehicle
Weight
Weight
4916 lb
Weight Difference:
375 lb
9.24 %
General
320i Cabrio
420d Cabrio
E93
Generation
F33
Convertible
Car Body Style
Convertible
Premium Unleaded
Fuel Type
Diesel
Rear-wheel drive
Drivetrain
Rear-wheel drive
6-speed manual transmission
Transmission
8-speed automatic transmission
Engine
320i Cabrio
420d Cabrio
Straight-four gasoline engine (naturally aspirated engine)
Engine Type
Straight-four diesel engine with turbocharger
BMW N43
Engine Series
BMW B47
N43-B20
Engine Code
B47-D20
4
Valves
4
4
Cylinders
4
2 L / 98 cu in
Displacement
2 L / 98 cu in
168 hp
at 6700 rpm
Power
187 hp
at 4000 rpm
320i Cabrio
168 hp
187 hp
420d Cabrio
155 lb‑ft
at 4250 rpm
Max. Torque
295 lb‑ft
at 1750 rpm
320i Cabrio
155 lb‑ft
295 lb‑ft
420d Cabrio
Performance
320i Cabrio
420d Cabrio
142 mph
Maximum Speed
142 mph
9.1 sec
Acceleration 0 to 62 mph
8.1 sec
62 mph
62
mph
mph
413 ft
0.000 sec
320i Cabrio
62 mph
62
mph
mph
371 ft
0.000 sec
420d Cabrio
▶ REPLAY
21.92 lb/hp
Weight-to-Power Ratio
21.7 lb/hp
320i Cabrio
21.92 lb/hp
21.7 lb/hp
420d Cabrio
Fuel Economy / Emissions
320i Cabrio
420d Cabrio
Fuel Economy
35 mpg
combined
49 mpg
320i Cabrio
35 mpg
49 mpg
420d Cabrio
27 mpg
city
44 mpg
No data
highway
No data
16.6 gal
Fuel Tank Capacity
15.1 gal
575 mi
Range
738 mi
320i Cabrio
575 mi
738 mi
420d Cabrio
Environmental Impact
128.7 kWh
Total Energy Consumption
per 100 miles ⓘThe total energy consumption per 100 miles is the amount of energy consumed by a vehicle when burning fuel or using electricity per 100 miles (final energy), and the energy required to produce the appropriate amount of fuel or electricity (primary energy).
per 100 miles ⓘThe total energy consumption per 100 miles is the amount of energy consumed by a vehicle when burning fuel or using electricity per 100 miles (final energy), and the energy required to produce the appropriate amount of fuel or electricity (primary energy).
98.8 kWh
320i Cabrio
128.7 kWh
98.8 kWh
420d Cabrio
Euro 5
Emission Standard
Euro 6d-TEMP-EVAP-ISC (WLTP)
256 g/mi (NEFZ)
CO2 Emissions
251 g/mi (WLTP)
Practical Convenience
320i Cabrio
420d Cabrio
2
Doors
2
4
No. of Seats
4
783 lb
Maximum Payload
860 lb
9.9 cu ft
Trunk Volume
10.5 cu ft
No data
Cargo Volume (Seats Down)
No data
